Re: [Idr] Benjamin Kaduk's Discuss on draft-ietf-idr-te-pm-bgp-17: (with DISCUSS and COMMENT)
Benjamin Kaduk <kaduk@mit.edu> Thu, 20 December 2018 15:41 UTC
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Date: Thu, 20 Dec 2018 09:41:04 -0600
From: Benjamin Kaduk <kaduk@mit.edu>
To: "Les Ginsberg (ginsberg)" <ginsberg@cisco.com>
Cc: The IESG <iesg@ietf.org>, "draft-ietf-idr-te-pm-bgp@ietf.org" <draft-ietf-idr-te-pm-bgp@ietf.org>, Susan Hares <shares@ndzh.com>, "aretana.ietf@gmail.com" <aretana.ietf@gmail.com>, "idr-chairs@ietf.org" <idr-chairs@ietf.org>, "idr@ietf.org" <idr@ietf.org>
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Subject: Re: [Idr] Benjamin Kaduk's Discuss on draft-ietf-idr-te-pm-bgp-17: (with DISCUSS and COMMENT)
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On Thu, Dec 20, 2018 at 05:02:11AM +0000, Les Ginsberg (ginsberg) wrote: > Ben - > > > > Inline. > > > > > -----Original Message----- > > > From: Benjamin Kaduk <kaduk@mit.edu> > > > Sent: Wednesday, December 19, 2018 7:13 PM > > > To: The IESG <iesg@ietf.org> > > > Cc: draft-ietf-idr-te-pm-bgp@ietf.org; Susan Hares <shares@ndzh.com>; > > > aretana.ietf@gmail.com; idr-chairs@ietf.org; shares@ndzh.com; idr@ietf.org > > > Subject: Benjamin Kaduk's Discuss on draft-ietf-idr-te-pm-bgp-17: (with > > > DISCUSS and COMMENT) > > > > > > Benjamin Kaduk has entered the following ballot position for > > > draft-ietf-idr-te-pm-bgp-17: Discuss > > > > > > When responding, please keep the subject line intact and reply to all > > > email addresses included in the To and CC lines. (Feel free to cut this > > > introductory paragraph, however.) > > > > > > > > > Please refer to https://www.ietf.org/iesg/statement/discuss-criteria.html > > > for more information about IESG DISCUSS and COMMENT positions. > > > > > > > > > The document, along with other ballot positions, can be found here: > > > https://datatracker.ietf.org/doc/draft-ietf-idr-te-pm-bgp/ > > > > > > > > > > > > ---------------------------------------------------------------------- > > > DISCUSS: > > > ---------------------------------------------------------------------- > > > > > > How are the measurement interval(s) for these TLVs chosen? I note that RFC > > > 7810 (and 7810bis), as well as RFC 7471, include some text about > > > measurement intervals, in particular, a default value of 30 seconds and in > > > at least one case a requirement for configurability at sub-TLV granularity > > > (thus, TLV granularity for us here). That said, it's not entirely clear to me > > > whether > > > I'm supposed to treat the measurement intervals as also inherited from > > > 7810bis/7471 > > > as part of the "semantics of the value field". It may be worth a brief clarifying > > > note > > > in the top-level Section 2. > > > > [Les:] There is no concept of "measurement intervals" here. The BGP-LS advertisements are simply reporting what the IGPs have advertised. > > Measurement intervals/delays etc. are all done before the information is given to the IGPs to advertise. This is discussed in the IGP specifications. > > > > Perhaps you will find relevant this exchange between Yoshi and myself in the context of his Tsvart review: I do, thanks. Combining this, your description above, and Alvaro's clarification on the telechat, it's clear that my sickness-addled mind was just confused and there's no issue here. I'll go clear in the datatracker now, and sorry for the noise. -Benjamin
- [Idr] Benjamin Kaduk's Discuss on draft-ietf-idr-… Benjamin Kaduk
- Re: [Idr] Benjamin Kaduk's Discuss on draft-ietf-… Les Ginsberg (ginsberg)
- Re: [Idr] Benjamin Kaduk's Discuss on draft-ietf-… Benjamin Kaduk